12What is the maximum number of nodes at level 2 of a binary tree (root at level 0)?A2B4C6D7View AnswerDiscussWorkspaceReportSaveEasy
13What is the maximum number of nodes at level 6 of a binary tree (root at level 0)?A12B64C32D127View AnswerDiscussWorkspaceReportSaveEasy
14A full binary tree (every node has 0 or 2 children) has 42 internal nodes. How many leaves does it have?A42B41C43D84View AnswerDiscussWorkspaceReportSaveMedium
15A complete binary tree is stored efficiently in an array because:AIt is always balanced by rotationBIt has no leavesCAll nodes have one childDFor index i, children are at 2i + 1 and 2i + 2View AnswerDiscussWorkspaceReportSaveEasy